Kingsley Badu, Yaw Asare Afrane, John Larbi, Virginia Ann Stewart, John Waitumbi, Evelina Angov, John M Ong'echa, Douglas J Perkins, Guofa Zhou, Andrew Githeko, Guiyun Yan
BMC Infect Dis. 2012; 12: 50. Published online 2012 March 1. doi: 10.1186/1471-2334-12-50